{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2010:2G67XGKOEWULYUKKQKSTXABZXI","merge_version":"pith-open-graph-merge-v1","event_count":2,"valid_event_count":2,"invalid_event_count":0,"equivocation_count":0,"current":{"canonical_record":{"metadata":{"abstract_canon_sha256":"0ff23a33f4c01cd3546b604f9c44adaccc101104a5dac46a0f847f65f5b50ae3","cross_cats_sorted":["physics.flu-dyn"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2010-06-11T13:39:07Z","title_canon_sha256":"505e68673191f83c721528778d3086a16b69559db67fe39ca5cce402d98046c5"},"schema_version":"1.0","source":{"id":"1006.2308","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1006.2308","created_at":"2026-05-18T02:06:54Z"},{"alias_kind":"arxiv_version","alias_value":"1006.2308v2","created_at":"2026-05-18T02:06:54Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1006.2308","created_at":"2026-05-18T02:06:54Z"},{"alias_kind":"pith_short_12","alias_value":"2G67XGKOEWUL","created_at":"2026-05-18T12:26:03Z"},{"alias_kind":"pith_short_16","alias_value":"2G67XGKOEWULYUKK","created_at":"2026-05-18T12:26:03Z"},{"alias_kind":"pith_short_8","alias_value":"2G67XGKO","created_at":"2026-05-18T12:26:03Z"}],"graph_snapshots":[{"event_id":"sha256:0dc1164ce4363edebcdf0b784f725ed4cf34972eabc6355629d291c0bf046f95","target":"graph","created_at":"2026-05-18T02:06:54Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"graph_snapshot":{"author_claims":{"count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","strong_count":0},"builder_version":"pith-number-builder-2026-05-17-v1","claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"paper":{"abstract_excerpt":"This paper concerns kinematic helical dynamos in a spherical fluid body surrounded by an insulator. In particular, we examine their behaviour in the regime of large magnetic Reynolds number $\\Rm$, for which dynamo action is usually concentrated upon a simple resonant stream-surface. The dynamo eigensolutions are computed numerically for two representative single-roll flows using a compact spherical harmonic decomposition and fourth-order finite-differences in radius. These solutions are then compared with the growth rates and eigenfunctions of the Gilbert and Ponty (2000) large $\\Rm$ asymptoti","authors_text":"David Ivers, Henrik Latter","cross_cats":["physics.flu-dyn"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2010-06-11T13:39:07Z","title":"Spherical single-roll dynamos at large magnetic Reynolds numbers"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1006.2308","kind":"arxiv","version":2},"verdict":{"created_at":null,"id":null,"model_set":{},"one_line_summary":"","pipeline_version":null,"pith_extraction_headline":"","strongest_claim":"","weakest_assumption":""}},"verdict_id":null}}],"author_attestations":[],"timestamp_anchors":[],"storage_attestations":[],"citation_signatures":[],"replication_records":[],"corrections":[],"mirror_hints":[],"record_created":{"event_id":"sha256:959f83967ed26ae0873e1d9f58d093a8ac7e7376bbc2432de79ebf65857723f2","target":"record","created_at":"2026-05-18T02:06:54Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"attestation_state":"computed","canonical_record":{"metadata":{"abstract_canon_sha256":"0ff23a33f4c01cd3546b604f9c44adaccc101104a5dac46a0f847f65f5b50ae3","cross_cats_sorted":["physics.flu-dyn"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2010-06-11T13:39:07Z","title_canon_sha256":"505e68673191f83c721528778d3086a16b69559db67fe39ca5cce402d98046c5"},"schema_version":"1.0","source":{"id":"1006.2308","kind":"arxiv","version":2}},"canonical_sha256":"d1bdfb994e25a8bc514a82a53b8039ba07429535c34b86d84ea2fdc33ee450ec","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"d1bdfb994e25a8bc514a82a53b8039ba07429535c34b86d84ea2fdc33ee450ec","first_computed_at":"2026-05-18T02:06:54.547457Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:06:54.547457Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"Is2Y2eKoHqw2X1+IFrhpqC6QKICiJgYgJcynrb+PIIG6ALeeYHTGunUBtGRbenNrh+aaujUrwcAIQHMln/rEAg==","signature_status":"signed_v1","signed_at":"2026-05-18T02:06:54.548302Z","signed_message":"canonical_sha256_bytes"},"source_id":"1006.2308","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:959f83967ed26ae0873e1d9f58d093a8ac7e7376bbc2432de79ebf65857723f2","sha256:0dc1164ce4363edebcdf0b784f725ed4cf34972eabc6355629d291c0bf046f95"],"state_sha256":"222d9f505c8c87e29c90ef8e66acc0bea461f1a520b63c3b09a541a2a5f0f569"}